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Digital Potentiometers - Dual, 256-Tap, Low-Drift, Digital Potentiometers in 14-Pin TSSOP -- MAX5413
Description: . It performs the same function as a discrete potentiometer or variable resistor. These parts are ideal for applications requiring digitally controlled resistors. Three resistance values are available: 10kΩ (MAX5413), 50kΩ (MAX5414), and 100kΩ (MAX5415). A nominal resistor temperature
- Wiper Memory: Volatile
- Standard and Compliances: RoHS Compliant
Digital Potentiometers - Triple, 128-Position, Nonvolatile, Variable, Digital Resistor/Switch -- DS3904
Description: The DS3904/DS3905 contain three nonvolatile (NV) low temperature coefficient, variable digital resistors. Each resistor has 128 user-selectable positions. Additionally, the DS3904/DS3905 have a high-impedance setting that allows each resistor to function as a digital switch. The DS3904/DS3905 can
- Wiper Memory: Non-Volatile
- Standard and Compliances: RoHS Compliant
Description: , intuitive installation and setup for users at any level. Functions: Self-tuning of speed-current-flux regulators and identification of motor data with motor idle or rotating Quick startup menu Instant overload up to 180% I2t thermal protection for motor, drive and braking resistor Multispeed function (16
- Drive Type: AC Vector / Feedback Drive
- Application Categories: Motor Speed Controller, Inverter Drive
- Rated Power: 2.01 to 1608 HP
- Supply Voltage (AC): 400 to 690 volts
Supplier: Mitsubishi Electric Automation, Inc.
Description: The A701 offers most of the features and function found in the standard A700 Series but includes built-in line regeneration that allows 100% continuous braking torque. The A701 is ideal for applications with overhauling loads or rapid start/stop cycles such as escalators, lifts & hoists
- Application Categories: Motor Speed Controller, Variable Speed Drive
- Rated Power: 7.5 to 75 HP
- Continuous Output Current: 24 to 215 amps
- AC Input Phase: Three Phase
Potentiometers, Rheostats, and Trimmers - 256-Tap, Nonvolatile, I²C-Interface, Digital Potentiometers -- MAX5417M
Description: potentiometer or variable resistor and has 256 tap points. The devices feature an internal, nonvolatile EEPROM used to store the wiper position for initialization during power-up. The fast-mode I²C-compatible serial interface allows communication at data rates up to 400kbps, minimizing board space
RF Amplifiers - GNSS Low Noise amplifier with Variable bias current and shutdown function -- MGA-310GSupplier: Avago Technologies
Description: and IP1dB CMOS compatible shutdown pin (SD) Adjustable bias current via single external resistor/voltage Meets MSL3, Lead-free and halogen free
- Amplifier Type: Low Noise Amplifier
- Applications: Mobile / Wireless Systems
- RoHS Compliant: Yes
- Frequency Range: 8.24E8 to 5.80E9 Hz
Supplier: American Control Electronics
Description: function is actuated by the closing of the inhibit terminals, the LGD series allows you to choose either to open or close to inhibit. Other user selectable features include inhibiting to zero or to minimum speed, and torque mode or speed mode operation. With the unit set up to run in torque mode, you can
- Drive Type: DC Brushed Motor
- Number of Axes / Motors: 1
- Application Categories: Variable Speed Drive, Motor Speed Controller, SCR Drive
- Maximum Output Voltage: 180 volts
Amplifier and Comparator Chips - ISL6367Green Hybrid Digital Dual 6+1 Phase PWM Controller for VR12/IMVP7 Applications With SMBus/PMBus/I2C and AUTO Phase -- ISL6367
Description: and Firmware Free for Low Cost and Easy Use Auto Phase Shedding Option for Green Environment with Boot-refresh Function Option Variable Frequency Control During Load Transients to Reduce Beat Frequency Oscillation Linear Control with Evenly Distributed PWM Pulses for Better Phase Current Balance
Supplier: Prime Technology
Description: General Resistance most accurate programmable resistance decade box. It offers user-friendly interface with keypad data entry. The unit is programmable via RS232 computer interface. Also functions as an RTD Simulator.
- Electrical Standards & Sources: Resistance / Resistor
- Form / Technology: Decade Box / Substituter
Supplier: Pickering Interfaces US Inc.
Description: in programmable voltage. It also adds, resistance measurements up-to 1,000MOhms. Several built in sources; DCV, ACV and DCI are fully programmable with variable level and frequency. Practically a built in calibrator. The plug in design provides the convenience of automated measurement cost
- Device Type: Generator
- Form Factor: Printed Circuit Card
- Generator Type: Continuous Wave (CW), Function, Sweep, Other
- Maximum Input Channels: 1
Supplier: Kaman Industrial Technologies
Description: . The KBPB™ is equipped with a built-in dynamic brake resistor, Accel/Decel trimpots and provision for AC line and armature fusing. This control provides functions identical to that of the KBCC™-R. A 5K ohm remote potentiometer is included. Patented. Dimensions: 4.30" x 5.10" x 3.50"
- Number of Axes / Motors: 1
- Rated Power: 1.5 to 3 HP
- Motor(s) Controlled: Other
- Specialty Controllers: Motor Speed Controller, Variable Speed Drive, SCR Drive
Supplier: Marsh Bellofram Group of Companies
Description: monitoring of a typical process loop with four (4) setpoints that are user adjustable over the full range. This simple controller or switch module is compatible with any process variable transmitter (i.e., pressure, level, temperature) generating two wire 4-20 mA output. Its four independent setpoints
- Number of Inputs: 4 inputs
- Number of Control Outputs: 4 outputs
- Controller Inputs: Current Loop (Transmitter) Input
- Control Signal Output: Current Loop
IC Voltage Regulators - ISL6443A300kHz Dual, 180° Out-of-Phase, Step-Down PWM and Single Linear Controller -- ISL6443A
Description: Key Features Wide Input Supply Voltage Range Variable 5.6V to 24V Fixed 4.5V to 5.6V Three Independently Programmable Output Voltages Switching Frequency 300kHz Out of Phase PWM Controller Operation Reduces Required Input Capacitance and Power Supply Induced Loads No External Current Sense
- Regulator Category: Switching Regulator
Description: with the traditional multi-phase buck regulator, the R3 Technology„¢ has faster transient response. This is due to the R3 modulator commanding variable switching frequency during a load transient. lntel® Mobile Voltage Positioning (IMVP) is a smart voltage regulation technology effectively
- Regulator Category: Switching Regulator
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Featured Products for Function Of Variable Resistor Top
Supply has programmable voltage & current to zero
power, the HDS3000 has a high power density and is packaged in a chassis mount format measuring only 360.0 x 127.0 x 127.0 mm (14.7 x 5.0 x 5.0 inches) including the bus bar output connectors and the variable speed fan. Using a variable speed fan helps keep energy consumption to a minimum, reduces acoustic noise when operating at low load conditions, and extends the lifetime of the fan. Signal and other control functions include Remote On/Off, AC OK, remote sense and overtemperature shutdown... (read more)
Browse Programmable Power Supplies Datasheets for XP Power
Ohio Semitronics, Inc.
DMT Series Programmable Multifunction Transducers
can be connected for programming or accessing and executing useful ancillary functions. Among the items which can be programmed are: all common types of electrical systems, the measured variable, rate values for input variables, output variable response characteristics, etc. Ancillary functions include a power system check, a provision for displaying the measured variable on a PC, the simulation of the outputs for test purposes, and a facility for printing nameplates. The transducer fulfills all... (read more)
Browse Electrical Power Sensors Datasheets for Ohio Semitronics, Inc.
Conduct Research Top
Implementing Temperature-Based Variable Fan Speed Control in NLX Power Supplies
consisting of two pulses per fan rotation. 2. FanC is an input to the NLX-compliant power supply used by the motherboard to regulate fan speed and to shut the fan down. FanC is a 0V to 12V analog signal. Implementing Temperature-Based Variable Fan Speed Controller in NLX Power Supplies M
: To control the charge or discharge current and stabilize load. ? Motor: To control the rotation speed, either steady or variable. Re: Current sensor When loading current is low, current flows in direction 1. When loading current is increased to a certain level and turns Tr2 on, current flows
Sensorless BLDC Control with Back-EMF Filtering Using a Majority Function
on the Equation 4, the only variable term is the. near zero speed is not required. Provided the. rotor angular speed. Therefore, the BEMF is. speed is greater than zero, there are only two. proportional to the rotor speed; as the speed increases. positions per electrical cycle when the BEMF of a. the BEMF
D/A Conversion Using PWM and R-2R Ladders to Generate Sine and DTMF Waveforms
) for telephone dialing, controlling the speed of a motor, generating sound and complex waveforms, and generating variable voltages in a power supply. D/A Conversion Using PWM and R-2R Ladders to Generate Sine and DTMF Waveforms. AN655. D/A Conversion Using PWM and R-2R Ladders to Generate Sine and DTMF
PIN Diode Basics
A PIN diode is essentially a variable resistor. To determine the value. of this resistance, consider a volume comparable to a typical PIN. diode chip, say 20 mil diameter and 2 mils thick. This chip has a. DC resistance of about 0.75 M O. Note: 1 mil = 0.001 inches. In real diodes
Designing Operational Amplifier Oscillator Circuits For Sensor Applications
and determine the influence of each component on the frequency of oscillation. The procedure will be demonstrated by analyzing two state-variable RC op-amp oscillator circuits. Designing Operational Amplifier Oscillator Circuits for Sensor Applications M. AN866. Designing Operational Amplifier
Testing Teccor Semiconductor Devices Using Curve Tracers (.pdf)
electronics such as power supplies, amplifiers, and variable input and output functions that allow the user to display the operating characteristics of a device in an easy-to-read, standard graph form. Operation of Tektronix CTs is simple and straightforward and easily taught to non-technical
Speed Control of 3-Phase Induction Motor Using PIC18 Microcontrollers
at its rated speed. However, many applications need variable speed operations. For example, a washing machine may use different speeds for each wash cycle. Historically, mechanical gear systems were used to obtain variable speed. Recently, electronic power and control systems have matured to allow
More Information on: Function Of Variable Resistor Top
Product Family Selection Trees Tables Design Tools Applications S | Datasheets.org.uk
Figure Three Terminal Configuration Application second fundamental using XDCP terminal, variable resistance. simple application illustrating this configuration shown Figure where potentiometer functions variable resistor and, essence, varies current through since voltage across potentiometer relatively constant.
A Bilateral Analog FET Optocoupler
In a similar manner, this device can perform a variable resistor function which: .
A Planar Compliance-Based Self-Adaptive MicrofluidVariable Resistor
The capability of the mi- crofluidic variable resistors functioning as a constant-flow reg- ulator can be clearly seen in Fig. 7.
Frequency band selection techniques for multi-mode receiver application
On the other hand, variable resistors function as a part of the output load for the Gilbert type down- and up-mixers.
Molecular and supramolecular systems for sensing and actuation
A network of variable resistors func- tions as the horizontal cells, and an amplifier circuit, which receives electrical signals from the resistors, serves as the bipolar cells.
Quad-SHARC CQFP-A 480-MFLOPS Powerhouse (page Applications Engineer-Ca | Datasheets.org.uk
Performing basically same electronic adjustment functions potentiometer variable resistor , member family R-DACs that includes duals quads (AD8402/3) [Analog Dialogue 29-1, 1995].
Microwave Circuit Design Using Linear and Nonlinear Techniques - Chapter 12 RF SWITCHES AND ATTENUATORS
Regardless of the technology employed, pin diodes function as variable resistors at RF frequencies.
A Process- and Temperature-Independent Inverter-Comparator for Pulse Width Modulation Applications
Theinverterperformsthelogicswitchingwhereas MP1am and MN1am function as variable resistors to compensate for the inherent threshold voltage vari- ations of the inverter, refer to Fig. 4b.